Question

explain please...... ​

Answer 1

Answer:

0.3 bar

x= 0.3 bar

10x= 3.3

9x= 3

x= 3/9

0.3 bar= 3/9= 1/3.

0.4 bar

y= 0.4 bar

10y= 4.4

9y= 4

y= 4/9

3/9+4/9= 7/9

7/9= 0.7( bar on 7)

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Answer 2

Answer:

Step-by-step explanation:

for converting 0.3 recurring to fraction 3/9 means 1/3

for converting 0.4 recurring to fraction 4/9

so add 1/3+4/9

7/9

it means 0.7 recurring  ans